TY  - BOOK
AU  - Gupta B D
TI  - Mathematics Physics
SN  - 9788125930969
U1  - 530.15 GUP 
PY  - 2015///
CY  - Noida
PB  - Vikas Publishing House Pvt. Ltd.
KW  -  gupta b d
KW  -  physics
KW  - mathematics
ER  -